Home / 1,267,403.68-1,749,016.08-694,479.52

Finding the Fourth Proportional to 1,267,403.68, 1,749,016.08 and 694,479.52

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Solution

The fourth proportional to 1,267,403.68, 1,749,016.08 and 694,479.52 is: 958,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,403.68 : 1,749,016.08 = 694,479.52 : x
  2. Step 2: Convert to fraction form
    1,267,403.68/1,749,016.08 = 694,479.52/x
  3. Step 3: Cross multiply
    1,267,403.68x = 1,749,016.08 × 694,479.52
  4. Step 4: Simplify right side
    1,267,403.68x = 1,214,655,847,710.68
  5. Step 5: Solve for x
    x = 1,214,655,847,710.68/1,267,403.68
  6. Step 6: Final answer
    x = 958,381.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.